Briggs & Stratton 250000 Spécifications Page 325

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11
NOTE: SPECIFICATION TABLES BEGIN ON PAGE 10 OF THIS SECTION.
7
5. Press in new bushing keeping notch in line with
notch in cylinder or crankcase cover until outer
edge of new bushing is flush with outer end of
reamed out bushing.
6. If notch does not line up, bushing can be pressed
into recess of cylinder support and reinstalled.
On Model Series 171700, 191700, 193700, 195700,
196700 magneto bushing notch (6) should be in line
with oil hole (5). Oil hole should be open after
installation, Fig. 11.
7. Stake bushing into notch that was made in cylinder
before bushing was pressed in. Reassemble
cylinder and cover.
8. Use tools from TABLE NO. 6, to finish ream
bushing using kerosene or other solvent lubricant
until reamer is completely through bushing.
9. Remove cover and reamer together.
Fig. 11
5
6
10. Clean out all chips.
11. Install new oil seal, as required.
On rebushed cylinders that were breaker point
equipped, a burr may occur in breaker point plunger
hole. Use Finish Reamer, Tool #19058, to remove burr.
Install Bushing, Sump
(Steel Backed Aluminum)
1. Place bushing on outside of sump with the two
notches in line with the oil grooves on the inside
and against reamed out bearing.
2. Note position of split in bushing.
3. With a chisel or screwdriver and hammer, make a
notch in reamed out bearing (1) opposite split in
bushing, Fig. 12.
4. Select tools from TABLE NO. 6 to press in new
bushing.
5. Press in new bushing until bushing is flush with
outer edge of reamed out bearing. If notches do
not line up, busing can be pressed through into
recess of cylinder support and reinstalled.
6. Stake bushing into notch that was made before
bushing was pressed in.
7. Reassemble cylinder and sump and finish ream
new bushing with tools from TABLE NO. 6.
Lubricate reamer with kerosene or other solvent
lubricant until reamer is completely through
bushing.
8. Remove sump and reamer together and clean out
all chips. Install new oil seal.
Fig. 12
1
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